.menu{
    width: 100%;
    min-height: 200px;
    max-height: 400px;
    margin-top: 20px;
    background-color: white;
}
.mobile-page{
    width: 100%;
   overflow: auto;
    max-height: 100px;
    max-height: 300px;
    margin-top: 20px;
    background-color: white;
}
body,h1,h2,h3,h4,p,ul,ol,li,form,button,input,textarea,th,td {
    margin:0;
    padding:0
}
body,button,input,select,textarea {
    font:12px/1.5 Microsoft YaHei UI Light,tahoma,arial,"\5b8b\4f53";
    *line-height:1.5;
    -ms-overflow-style:scrollbar
}
h1,h2,h3,h4{
    font-size:100%
}
ul,ol {
    list-style:none
}
a {
    text-decoration:none
}
a:hover {
    text-decoration:underline
}
img {
    border:0
}
button,input,select,textarea {
    font-size:100%
}
table {
    border-collapse:collapse;
    border-spacing:0
}

/*rem*/
html {
    font-size:62.5%;
}
body {
    font:16px/1.5 "microsoft yahei", 'tahoma';
}
body .mobile-page {
    font-size: 1.6rem;
}

/*浮动*/
.fl{
    float: left;
}
.fr{
    float: right;
}
.clearfix:after{
    content: '';
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
}

body{
    background-color: #F5F5F5;
}
.mobile-page{
    max-width: 100%;
}
.mobile-page .admin-img, .mobile-page .user-img{
    width: 45px;
    height: 45px;
}
i.triangle-admin,i.triangle-user{
    width: 0;
    height: 0;
    position: absolute;
    top: 10px;
    display: inline-block;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
}
.mobile-page i.triangle-admin{
    left: 4px;
    border-right: 12px solid #fff;
}
.mobile-page i.triangle-user{
    right: 4px;
    border-left: 12px solid #9EEA6A;
}
.mobile-page .admin-group, .mobile-page .user-group{
    padding: 6px;
    display: flex;
    display: -webkit-flex;
}
.mobile-page .admin-group{
    justify-content: flex-start;
    -webkit-justify-content: flex-start;
}
.mobile-page .user-group{
    justify-content: flex-end;
    -webkit-justify-content: flex-end;
}
.mobile-page .admin-reply, .mobile-page .user-reply{
    display: inline-block;
    padding: 8px;
    border-radius: 4px;
    background-color: #fff;
    margin:0 15px 12px;
}
.mobile-page .admin-reply{
    box-shadow: 0px 0px 2px #ddd;
}
.mobile-page .user-reply{
    text-align: left;
    background-color: #9EEA6A;
    box-shadow: 0px 0px 2px #bbb;
}
.mobile-page .user-msg, .mobile-page .admin-msg{
    width: 75%;
    position: relative;
}
.mobile-page .user-msg{
    text-align: right;
}
#playercontainer{
    min-height: 600px;
}
